Database-Management-System
March 4, 2024Question 7611 – System-Calls
March 4, 2024APPSC-2012-DL-CS
| Question 22 |
System call is a
| A mechanism used by a program to request service from the OS | |
| A mechanism used by a programmer to request service from the administrator. | |
| A mechanism used by a programmer to request service from the I/O devices. | |
| All the above |
Question 22 Explanation:
System call is a mechanism used by a program to request service from OS.
Correct Answer: A
Question 22 Explanation:
System call is a mechanism used by a program to request service from OS.